class Building:
    def __init__(self, name, location):
        self.name = name
        self.location = location

class Course:
    def __init__(self, name, description,building):
        self.name = name
        self.description = description
        self.building = building
class collage:
    def __init__(self,building,course):
        self.Building=Building
        self.Course=Course
